<?php
/**
 * Smarty plugin
 * @package Smarty
 * @subpackage plugins
 */

/**
 * assemble filepath of requested plugin
 *
 * @param string $type
 * @param string $name
 * @return string|false
 */
function smarty_core_assemble_plugin_filepath($params, &$smarty) {
  static $_filepaths_cache = array();

  $_plugin_filename = $params['type'] . '.' . $params['name'] . '.php';
  if (isset($_filepaths_cache[$_plugin_filename])) {
    return $_filepaths_cache[$_plugin_filename];
  }
  $_return = false;

  foreach ((array)$smarty->plugins_dir as $_plugin_dir) {

    $_plugin_filepath = $_plugin_dir . DIRECTORY_SEPARATOR . $_plugin_filename;

    // see if path is relative
    if (!preg_match("/^([\/\\\\]|[a-zA-Z]:[\/\\\\])/", $_plugin_dir)) {
      $_relative_paths[] = $_plugin_dir;
      // relative path, see if it is in the SMARTY_DIR
      if (@is_readable(SMARTY_DIR . $_plugin_filepath)) {
        $_return = SMARTY_DIR . $_plugin_filepath;
        break;
      }
    }
    // try relative to cwd (or absolute)
    if (@is_readable($_plugin_filepath)) {
      $_return = $_plugin_filepath;
      break;
    }
  }

  if($_return === false) {
  // still not found, try PHP include_path
    if(isset($_relative_paths)) {
      foreach ((array)$_relative_paths as $_plugin_dir) {

        $_plugin_filepath = $_plugin_dir . DIRECTORY_SEPARATOR . $_plugin_filename;

        $_params = array('file_path' => $_plugin_filepath);
        require_once(SMARTY_CORE_DIR . 'core.get_include_path.php');
        if(smarty_core_get_include_path($_params, $smarty)) {
          $_return = $_params['new_file_path'];
          break;
        }
      }
    }
  }
  $_filepaths_cache[$_plugin_filename] = $_return;
  return $_return;
}

/* vim: set expandtab: */

?>
